Our partnership with the manufacturer dedicated team continue to produce and develop the finest Test Sieves 200mm,300mm and 450mm to suit the exacting requirements of our customers.

Our quality product, attention to detail and competitive prices have led to an increase in demand for our Test Sieves in South Africa and Africa.

We believe that working with our customers is very important to grow the Test Sieve market and get their feedback. Therefore, at their request, we maintain a large stock which enables us to provide an efficient, fast turnaround of all customer Test Sieves in South Africa and Africa. Our Test Sieves are produced to comply with the specifications set out by the world’s most demanding Standards: SANS, B.S. 410 / I.S.O. 3310 parts 1 & 2 and A.S.T.M: E.11 amongst others.

Prior to leaving our manufacturers quality assurance department each Test Sieve is carefully packaged along with a Certificate of Conformity and Record Card, both bearing the serial number found on the Test Sieve label providing traceability.

Quality and Precision is our business. We understand that the reliability of our products depends not only on the instruments and equipment that we supply, but also on the quality, precision and commitment of the support that stands behind our products.

Protsurv level of support and services is unique in the industry, we offer servicing, repairs and calibrations (auto level / digital level) to all your products including a variety of other manufactures, telephone support and priority on-site calibrations and repairs on material testing equipment.

Protsurv (Head office) calibration laboratory also maintains a complete ISO/IEC17025 quality management system accredited by SANAS for the following scopes:

Our fully equipped service centre is authorized by our international suppliers to provide servicing, repairs and calibration on Humboldt Nuclear Density Moisture gauges, as well of those of other manufactures’, Auto levels, Theodolite angles, Total station angle and distance, Compression testing machines (Concrete Cube Press), CBR machines and Marshall machines.

All calibrations are done using equipment traceable to national or international standards by experienced and fully in-house trained technicians and meteorologists.

As we go forward, our focus is to continually improve our customer service needs and to add more calibration scopes to our accreditation.